XPT2046 查看數據表（PDF） - Unspecified

零件编号

产品描述 (功能)

生产厂家

XPT2046

Touch Screen Controller

Unspecified 

XPT2046 Touch Screen Controller

REFERENCE INPUT

Range

Input Impedance

SER/—DF—R＝0，PD1＝0

Internal Reference Off

Internal Reference On

1.0

VCC

V

1

GΩ

250

Ω

BATTERY MONITOR

Input Voltage Range

0.5

Input Impedance

Sampling Battery

Battery Monitor Off

Accuracy

VBAT=0.5V~5.5V, ExternalVREF=2.5V

-2

VBAT=0.5V~5.5V, Internal Reference

-3

TEMPERATURE ASUREMENT

Temperature Range

-40

Resolution

Differential Method(3)

TEMP0(4)

Accuracy

Differential Method(3)

TEMP0(4)

6.0

V

10

KΩ

1

GΩ

+2

%

+3

%

+85

℃

1.6

℃

0.3

℃

±2

℃

±3

℃

DIGITAL INPUT/OUTPUT

Logic Family

Capacitance

VIH

VIL

VOH

VOL

Data Format

All Digital Control Input Pins

| IIH |≤+5µA

| IIL |≤+5µA

IOH=-250µA

IOL=250µA

CMOS

5

15

pF

IOVDD*0.7

IOVDD+0.3

V

-0.3

0.3*IOVDD

V

IOVDD*0.8

V

0.4

V

Straight

Binary

POWER-SUPPLYREQUIREMENTS

+VCC (5)

IOVDD (6)

Quiescent Current (7)

Power Dissipation

Specified Performance

Operating Range

Internal Reference Off

Internal Reference On

fSAMPLE = 12.5kHz

Power-Down Mode with

(CS=DCLK=DIN=IOVDD)

VCC=+2.7V

2.7

3.6

V

2.2

5.25

V

1.5

VCC

V

280

650

µA

780

µA

220

µA

3

µA

1.8

mW

Copyright©2007, SHENZHEN XPTEK TECHNOLOGY CO.,LTD http://www.xptek.com.cn

6/30

Share Link: